The University of Massachusetts Amherst
 
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Julia Choi

Assistant Professor

Our research is focused on understanding the principles of human motor learning and neuroplasticity, in particular questions related to walking and balance.

Learn more at blogs.umass.edu/jtchoi/people/julia/

Academic Background

  • B.Sc., Physiology, McGill University
  • Ph.D., Biomedical Engineering, Johns Hopkins University
  • Postdoctoral training: Wallace H. Coulter Dept. of Biomedical Engineering, Emory University and Georgia Institute of Technology
  • Postdoctoral training: Department of Nutrition, Exercise and Sports, University of Copenhagen
Jensen P, Jensen NJ, Terkildsen CU, Choi JT, Nielsen JB, Geertsen SS. (2018) Increased central common drive to ankle plantar flexor and dorsiflexor muscles during visually-guided gait. Physiological Reports: 6(3): e13598
Haarman J, Choi JT, Buurke JH, Rietman JS Reenalda J. (2017) Performance of a visuomotor walking task in an augmented reality training setting. Human Movement Science. 56(Pt B):11-19.
Stenum J, Choi JT. (2016) Neuromuscular effort predicts walk-run transition speed in normal and adapted human gaits. Journal of Experimental Biology, 219:2809-2813.
Choi JT, Jensen P, Nielsen JB, Bouyer LJ. (2016) Error signals driving locomotor adaptation: Cutaneous feedback from the foot is used to adapt movement during perturbed walking. Journal of Physiology, 594(19):5678-84.
Choi JT, Jensen P, Nielsen JB. (2016) Locomotor sequence learning in visually guided walking. Journal of Neurophysiology, 115(4):2014-2020.
Choi JT, Bouyer LJ, Nielsen JB. Disruption of locomotor adaptation with repetitive transcranial magnetic stimulation of the motor cortex. Cerebral Cortex. 25 (7): 1981-1986, 2015.
Choi JT, Jensen JL, Leukel C, Nielsen JB. Cutaneous mechanisms of isometric ankle force control. Experimental Brain Research, 228(3): 377-384, 2013.
Bingham JT, Choi JT, Ting LH. Stability in a frontal plane model of balance requires coupled changes to postural configuration and neural feedback control. Journal of Neurophysiology, 106(1):437‐48, 2011.
Choi JT, Vining EP, Mori S, Bastian AJ. Sensorimotor function and sensorimotor tracts after hemispherectomy. Neuropyschologia, 48(5):1192-9, 2010.
Choi JT, Reisman DS, Vining, EP, Bastian AJ. Walking flexibility after hemispherectomy: split-belt treadmill adaptation and feedback control. Brain, 32(3):722-733, 2009.
Choi JT, Bastian AJ. Adaptation reveals independent control networks for human walking. Nature Neuroscience, 10(8):1055-62, 2007.
 
Contact Info

Department of Kinesiology
Neuroscience & Behavior Program
159B Totman Building
30 Eastman Lane
Amherst, MA 01003

(413) 545-6007
jtchoi@kin.umass.edu

blogs.umass.edu/jtchoi